Inventor · Barrington, IL, US

John W. Erickson

90Patents
17h-index
53Co-inventors
87Inventor score

Filing activity: Sep 23, 1974 → Jul 2, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5142056A Retroviral protease inhibiting compounds Emerging Cross-Sectional Technologies 159 Expired
US5785785A Method of making constant flow irrigation tape Emerging Cross-Sectional Technologies 59 Expired
US5620143A Constant-flow irrigation tape and method of making Emerging Cross-Sectional Technologies 54 Expired
US4285401A Electric and hydraulic powered thermal stimulation and recovery system and method for subterranean wells Fixed Constructions 45 Expired
US5695127A Constant-flow irrigation tape and method of making Emerging Cross-Sectional Technologies 39 Expired
US4059364A Pitot compressor with liquid separator Emerging Cross-Sectional Technologies 28 Expired
US4333748A Rotary gas/liquid separator Performing Operations; Transporting 27 Expired
US4304410A Sealing structure for reciprocating pistons exposed to high pressure differentials Mechanical Engineering; Lighting; Heating 25 Expired
US4346256A Conduit in supplying electrical power and pressurized fluid to a point in a subterranean well Electricity 25 Expired
US4278399A Pumping stage for multi-stage centrifugal pump Emerging Cross-Sectional Technologies 25 Expired
US4044943A Centrifugal separator and system Emerging Cross-Sectional Technologies 24 Expired
US4135861A Jet pump with ceramic venturi Emerging Cross-Sectional Technologies 24 Expired
US4101246A Vortex jet pump Mechanical Engineering; Lighting; Heating 21 Expired
US3960319A Centrifugal separator Emerging Cross-Sectional Technologies 20 Expired
US4310288A Method and apparatus for improving erosion resistance of the mixing chamber of a jet pump Mechanical Engineering; Lighting; Heating 19 Expired
US4198218A Gas separation apparatus Performing Operations; Transporting 18 Expired
US4073596A Lubricant cooling for high-speed pitot pump Mechanical Engineering; Lighting; Heating 18 Expired
US7741453B2 Long lasting fusion peptide inhibitors for HIV infection Chemistry; Metallurgy 17 Expired
US4047581A Multistage, downhole, turbo-powered intensifier for drilling petroleum wells Emerging Cross-Sectional Technologies 17 Expired
US4227865A Constant fluid film thickness hydrostatic thrust bearing Mechanical Engineering; Lighting; Heating 16 Expired
US5545750A Retroviral protease inhibiting compounds Emerging Cross-Sectional Technologies 16 Expired
US4294573A Submersible electrically powered centrifugal and jet pump assembly Mechanical Engineering; Lighting; Heating 16 Expired
US5728718A 2,5-diamino-3,4-disubstituted-1,6-diphenylhexane isosteres comprising benzamide, sulfonamide and anthranilamide subunits and methods of using same Chemistry; Metallurgy 16 Expired
US4253524A High flow check valve apparatus Emerging Cross-Sectional Technologies 16 Expired
US5849691A Peptidomimetic inhibitors of cathepsin D and plasmepsins I and II Emerging Cross-Sectional Technologies 14 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.